House Speaker Nancy Pelosi, D-Calif., announced Thursday morning that House Democrats will move ahead with drafting articles of impeachment against President Trump, though she did not define the scope of those articles.

"His wrongdoing strikes at the very heart of our Constitution," Pelosi said, referring to Trump's efforts to pressure Ukraine to investigate political rivals while hundreds of millions of dollars in military aid were on hold earlier this year.

Secretary of Homeland Security Kirstjen Nielsen is leaving her post, President Trump announced Sunday as he continues to focus on restricting border crossings amid a recent surge. Nielsen had recently warned a congressional panel of a "catastrophe" on the southern border after the number of crossings hit a 10-year high.

Ohio Democratic Sen. Sherrod Brown took a step towards a 2020 presidential campaign, announcing a tour of states holding early presidential primaries next year.

Seeking to counter President Trump's appeal to white, working-class voters that helped him flip Ohio and other key midwestern states, Brown is launching a "Dignity of Work" tour through Iowa, New Hampshire, Nevada and South Carolina.

The partial government shutdown is now the longest in history, as Saturday marks Day 22. The previous record was 21 days, set in the winter of 1995-96 when President Bill Clinton and House Speaker Newt Gingrich were at odds over budget cuts.

The House of Representatives will vote on a funding bill to end the partial government shutdown on Thursday, the first day of the new Congress when Democrats will take control of the chamber and are expected to elect Rep. Nancy Pelosi, D-Calif., as speaker.

Members of the Senate Judiciary Committee, along with the American public, are hearing, for the first time, on Thursday directly from Christine Blasey Ford, the university professor who has accused Supreme Court nominee Brett Kavanaugh of sexual assault when they were both teenagers in high school.

President Trump is facing calls to act in the wake of the latest mass shooting, which killed 17 people Wednesday at a high school in Florida, and the White House is not ignoring them. The president will participate in a pair of listening sessions on school safety this week, and on Monday morning the White House said he supports efforts to improve the federal background check system, something Congress has expressed broad support for without acting on after past shootings.

While a lot of furious negotiation has been going on behind the scenes on Capitol Hill to end a partial government shutdown, to voters and cable news viewers it may look like most of the work in Washington is going into pointing fingers.

As the countdown to shutdown hit zero, an official White House statement called Democrats "obstructionist losers."

Democrats pointed to President Trump's inconsistent statements on immigration to say he's an unreliable negotiating partner.

Congressional Republicans delivered on their first major legislative accomplishment of the Trump era on Wednesday, when the House voted 224-201 to pass a $1.5 trillion tax package. The bill cuts individual rates for eight years and slashes the top corporate tax rate to 21 percent permanently.

The Senate narrowly approved a $1.4 trillion tax overhaul early Saturday morning following a day of procedural delays and frustration.

The legislation, which would cut the top corporate tax rate to 20 percent and lower taxes for most individuals, narrowly passed in a vote of 51-49. Tennessee Republican Bob Corker was the only Republican to vote against the legislation, joining every Democrat and both independents in opposing the sweeping overhaul of the nation's tax laws.

A leading Republican senator told reporters on Thursday that President Trump "has not yet been able to demonstrate the stability, nor some of the competence that he needs to demonstrate in order to be successful."

Tennessee Sen. Bob Corker was at the Rotary Club of Chattanooga and spoke to local reporters there. In video posted by Chloe Morrison of Nooga.com, Corker added, "And we need for him to be successful. Our nation needs for him to be successful."

With their health care bill facing a perilous path, Senate Republican leaders have decided to push off a vote until after Congress returns from next week's July Fourth recess, GOP aides confirm to NPR's Susan Davis.

Less than a month after President Trump hired an outside lawyer to deal with inquiries related to the Russia investigations, Vice President Pence has followed suit.

Pence's office confirms he has hired Richard Cullen, who served as U.S. attorney for the Eastern District of Virginia during the term of George H.W. Bush and later worked on George W. Bush's legal team during the 2000 Florida recount.

Editors' note Monday, 12:55 p.m. ET: Since this story was first published, we have added material from another former student and former law clerks of Gorsuch, as well as more information about Jennifer Sisk's political affiliations. On Tuesday, Gorsuch disputed the allegation himself during his confirmation hearing and explained the lesson he intended to teach.

A handful of top Republicans are calling on Attorney General Jeff Sessions to recuse himself from a federal investigation into whether Russia interfered with last year's presidential election, as top Democrats call on Sessions to resign.

A day after Democrats on the Senate Finance Committee boycotted votes to advance the nominations for President Trump's nominees to lead the departments of the Treasury and Health and Human Services, the panel's Republicans met in a surprise meeting Wednesday morning and voted to suspend committee rules to vote on those nominees without Democrats present.

President-elect Donald Trump is unabashedly praising Russian President Vladimir Putin, a day after outgoing President Obama issued tough sanctions against the country in response to alleged cyberattacks intended to influence the U.S. elections.

Bill Clinton says that out of the hundreds of thousands of donors to the Clinton Foundation over the past 18 years, there must have been some people who gave to the foundation to gain influence with him and his wife.

But the former president told NPR that doesn't mean any donors received anything improperly.

A man who was arrested at a Donald Trump rally in Las Vegas on Saturday after reportedly trying to grab a police officer's gun intended to "shoot and kill" the Republican presidential nominee, according to court documents released on Monday.

The campaign of Sen. Bernie Sanders announced on Sunday that his campaign raised $26 million in April, fueled largely by small donations, a drop-off from the $46 million he raised in March and $42 million in February, according to the Federal Election Commission.

The slowing pace comes as the primary season heads into its final month, with Sanders practically out of reach of the Democratic nomination.